Start from the official repository, docs, and license before adopting a resource.
Tools
Practical utilities for building, testing, and operating AI products.
Use one observable workflow to compare setup time, reliability, and maintenance burden.
Choose resources that can be inspected, self-hosted, or replaced if your constraints change.
All tools
Published resources in this category.
promptfoo
Open-source tool for testing prompts, agents, RAG systems, and AI security behavior.
Ragas
Open-source evaluation framework for LLM applications and RAG workflows.
LiteLLM
AI gateway and Python SDK for calling many LLM providers through OpenAI-compatible or native formats.
Langfuse
LLM engineering platform for observability, evals, prompt management, datasets, and traces.
MCP Inspector
Visual testing tool for Model Context Protocol servers.